by Prof. Dr. H. Zainuddin Ali M. A. $0.00
by Ir. Jumar $9.00
by M. Hamdan, SH. MH. $5.00
by Soekanto, Soerjono $6.00
by Zainal Asikin, dkk $6.00
by A.M. Basalamah $9.00
by Roger Hamilton $7.00